package com.example.xiangmuservice.dao;

import com.example.xiangmuservice.entity.Ccc;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.JpaSpecificationExecutor;

import java.util.Optional;

public interface CccRepository extends JpaRepository<Ccc,Long>,JpaSpecificationExecutor<Ccc> {
    Optional<Ccc> findById(Integer id);
}
